lnd: enable logging for sqldb

Author: yyforyongyu

log.go

@@ -54,6 +54,7 @@ import (
 	"github.com/lightningnetwork/lnd/routing/localchans"
 	"github.com/lightningnetwork/lnd/rpcperms"
 	"github.com/lightningnetwork/lnd/signal"
+	"github.com/lightningnetwork/lnd/sqldb"
 	"github.com/lightningnetwork/lnd/sweep"
 	"github.com/lightningnetwork/lnd/tor"
 	"github.com/lightningnetwork/lnd/watchtower"
@@ -204,6 +205,7 @@ func SetupLoggers(root *build.SubLoggerManager, interceptor signal.Interceptor)
 	AddV1SubLogger(root, graphdb.Subsystem, interceptor, graphdb.UseLogger)
 	AddSubLogger(root, chainio.Subsystem, interceptor, chainio.UseLogger)
 	AddSubLogger(root, msgmux.Subsystem, interceptor, msgmux.UseLogger)
+	AddSubLogger(root, sqldb.Subsystem, interceptor, sqldb.UseLogger)
 }
 
 // AddSubLogger is a helper method to conveniently create and register the